(PHP 4 >= 4.1.0)
DomNode->parent_node — Returns the parent of the node
This function returns the parent node.
(PHP >= 4.3 only) If no parent is found, NULL is returned.
The following example will show two identical lists of children.
Пример #1 Finding the document of a node
<?php$doc = domxml_new_doc("1.0");$node = $doc->create_element("para");$node = $doc->append_child($node);$children = $doc->children();print_r($children);$doc2 = $node->parent_node();$children = $doc2->children();print_r($children);?>